CALEFFI AngleMix 520 Series Manual

Thermostatic mixing valve

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AngleMix™ Thermostatic mixing valve
© Copyright 2018 Caleffi
Product range
5205__A series: Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge
and angle body............................................................connections ¾" press and sweat union
5205__AC series: Adjustable three-way thermostatic mixing valve with mixed outlet temperature gauge,
angle body with inlet port check valves............................connections ¾" press and sweat union
520051A: Adjustable three-way thermostatic mixing valve, angle style body only for field installed
connection fittings and temperature gauge, order separately.........connections 1" male union
Technical specification
Materials
-Valve body:
-Shutter, seats and slide guides:
-Springs:
-Seals:
-Adjustment knob:
Performance
Suitable fluids:
Setting range:
Tolerance:
Max. working pressure (static): 150 psi (10 bar)
Max. working pressure (dynamic): 75 psi (5 bar)
Max. hot water inlet temperature: 195°F (90°C)
Max. inlet pressure ratio (H/C or C/H) for optimal
performance:
Function
The Caleffi AngleMix ™ 520 series thermostatic mixing valve is used
in systems producing domestic hot water and easily mounts to the
top of water heaters. The mixed temperature outlet is inline with
the hot water inlet, facilitating trouble-free connection and reducing
space required for installation. The AngleMix maintains the desired
output temperature of the mixed water supplied at a constant set
value compensating for both temperature and pressure fluctuations
of the incoming hot and cold water. The mixing valve also features a
thermal shut-off function that operates in the event of a cold water
supply failure at the inlet. Also available as body only, for a wide
variety of separately-ordered end connections, the angle style body
design offers improved fluid dynamics for better performance and
reduces installation labor and materials, eliminating a piping elbow
in typical installations.
The valve has been specifically certified to ASSE 1017 and Low
Lead Plumbing Law by
DZR low-lead brass
PSU
stainless steel
EPDM
ABS
water
95–150° F (35–65° C)
±3° F (±2° C)
2:1
www.caleffi.com
ICC-ES.
Min. temperature difference between hot
water inlet and mixed water outlet for optimal
performance:
Min. flow to ensure optimal performance:
Mixed outlet temperature gauge:
Certifications:
1.
ASSE 1017/CSA B125.3, certified by ICC-ES,
file PMG-1357.
2.
NSF/ANSI 372-2011, Drinking Water System
Components-Lead Content Reduction of Lead in
Drinking Water Act, California Health and Safety
Code 116875 S.3874, Reduction of Lead in Drinking
Water Act, certified by ICC-ES, file PMG-1360.
1
NA10618
520 Series
18°F(10°C)
0.5 gpm (2 L/min)
2" diameter
Scale from 30—210º F

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Summary of Contents for CALEFFI AngleMix 520 Series

  • Page 1 520 Series © Copyright 2018 Caleffi Function The Caleffi AngleMix ™ 520 series thermostatic mixing valve is used in systems producing domestic hot water and easily mounts to the top of water heaters. The mixed temperature outlet is inline with the hot water inlet, facilitating trouble-free connection and reducing space required for installation.
  • Page 2: Safety Instruction

    SAFETY INSTRUCTION This safety alert symbol will be used in this manual to draw attention to safety related instructions. When used, the safety symbol means ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED! FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN A SAFETY HAZARD. WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.
  • Page 3: Consigne De Sécurité

    CONSIGNE DE SÉCURITÉ Ce symbole d'avertissement servira dans ce manuel à attirer l'attention sur la sécurité concernant instructions. Lorsqu'il est utilisé, ce symbole signifie. ATTENTION! DEVENEZ ALERTE ! VOTRE SÉCURITÉ EST EN JEU ! NE PAS SUIVRE CES INSTRUCTIONS PEUT PROVOQUER UN RISQUE DE SECURITE. AVERTISSEMENT: Ce produit peut vous exposer à...
  • Page 4 Operating principle MIXED The thermostatic mixing valve mixes the hot and cold water at the inlets to maintain constant mixed water at the desired set temperature. A thermostatic sensor (1) is fully immersed in the mixed water outlet passage (2) which, as it expands or contracts, continuously establishes the correct proportion of hot and cold water entering the valve.
  • Page 5 Caleffi AngleMix 520 series thermostatic mixing valves are designed to be installed at the point of distribution to control the temperature of the domestic hot water distributed in the downstream network. The 520 series valve cannot be used for tempering water temperature at fixtures as a point-of-use valve.
  • Page 6: Installation Tip

    Caleffi AngleMix 520 series thermostatic mixing valves must be installed by qualified personnel in accordance with the diagrams in this brochure, taking into account all current applicable standards. Caleffi AngleMix 520 series thermostatic mixing valves can be installed in any position, either vertical or horizontal, or upside down. Scan to view ·...
  • Page 7 Dimensions 110 130 ºF COLD 2 ¾ ” 2 ¾ ” Code Wt. (lb.) 520516A ⁄ " 4" 8" ⁄ ” press ⁄ " press with 520516AC 4” 11½” ⁄ ” inlet checks 520519A ⁄ ” 4” 7½" ⁄ " sweat ⁄...
  • Page 8 Commissioning The Caleffi AngleMix 520 series thermostatic mixing valve must be commissioned in accordance with current standards by qualified personnel using temperature measuring equipment. Caleffi 520516A, 520516AC, 520519A and 520519AC with integral outlet port temperature gauge provide a time-saving temperature setting process to get close to the desired temperature. Use of a digital thermometer is recommended for confirming the final setting of the mixed water temperature.
  • Page 9: Application Diagrams

    Application diagrams Ball valve SYSTEM WITHOUT RECIRCULATION Ball valve with check valve Temperature gauge Pump Expansion vessel Thermostat Temperature/pressure safety relief valve Safety relief valve Pressure reducing valve MAIN WATER SUPPLY Y-strainer SYSTEM WITH RECIRCULATION, NO TANK CONNECTION MAIN WATER SUPPLY SYSTEM WITH RECIRCULATION, TANK CONNECTION MAIN WATER SUPPLY...
  • Page 10: Troubleshooting

    Check every 12 months at least, or more often if necessary. 1) Check and clean the system filters. 2) Check that any check valves positioned upstream of the Caleffi thermostatic mixing valve are operating correctly, without problems caused by impuritites.
  • Page 11 NOTES...
  • Page 12 Caleffi North America, Inc. 3883 West Milwaukee Road Milwaukee, WI 53208 T: 414.238.2360 F: 414.238.2366 11-15-18...

This manual is also suitable for:

520519a520516a520519ac520516ac

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